package cn.house.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;

import org.hibernate.Transaction;

import util.HibernateUtil;


public class OpenSessionFilter implements Filter{

	@Override
	public void destroy() {
		
	}

	@Override
	public void doFilter(ServletRequest arg0, ServletResponse arg1, FilterChain arg2)
			throws IOException, ServletException {
		System.out.println("开启事物----------------");
		System.out.println("进入Filter");
		//开启事物
		Transaction tx = HibernateUtil.currentSession().beginTransaction();
		
		arg2.doFilter(arg0, arg1);
		
		//
		System.out.println("离开Filter");
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {
		
	}

}
